Sonar is used for scientific research and Options: A . &nbspCommercial purposes B . &nbspsafety C . &nbspHousing D . &nbspheat radiation

Sonar is used for scientific research and

Question

Sonar is used for scientific research and

Options:

A . Commercial purposes

B . safety

C . Housing

D . heat radiation

Answer: Option A
Answer: (a).Commercial purposes

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